UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SdWRlvvCjvRz2dJvGHf2sIZzoJxi47rIZDfXM75bVhs=' 
WHERE 
  key_id = '9fc81f3850b334b0af93596eab919f9427e553517dc1c24bdd555360550362da' 
  AND (
    token = 'SdWRlvvCjvRz2dJvGHf2sIZzoJxi47rIZDfXM75bVhs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )